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ShadowEffect: Avoid painting inside the actor (#1954)

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Leo 2024-06-24 04:21:27 +09:00 committed by GitHub
parent 6dd497e98f
commit d91ad2e045
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GPG Key ID: B5690EEEBB952194
1 changed files with 13 additions and 6 deletions
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19
lib/ShadowEffect.vala
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@ -69,7 +69,7 @@ public class Gala.ShadowEffect : Clutter.Effect {
}
}
private Cogl.Texture? get_shadow (Cogl.Context context, int width, int height, int shadow_size, int shadow_spread = 0) {
private Cogl.Texture? get_shadow (Cogl.Context context, int width, int height, int shadow_size) {
var old_key = current_key;
current_key = "%ix%i:%i".printf (width, height, shadow_size);
if (old_key == current_key) {
@ -90,10 +90,10 @@ public class Gala.ShadowEffect : Clutter.Effect {
var buffer = new Drawing.BufferSurface (width, height);
Drawing.Utilities.cairo_rounded_rectangle (
buffer.context,
shadow_size - shadow_spread,
shadow_size - shadow_spread,
width - shadow_size * 2 + shadow_spread * 2,
height - shadow_size * 2 + shadow_spread * 2,
shadow_size,
shadow_size,
width - shadow_size * 2,
height - shadow_size * 2,
border_radius
);
@ -107,6 +107,13 @@ public class Gala.ShadowEffect : Clutter.Effect {
cr.set_source_surface (buffer.surface, 0, 0);
cr.paint ();
cr.save ();
cr.set_operator (Cairo.Operator.CLEAR);
var size = shadow_size * scale_factor;
Drawing.Utilities.cairo_rounded_rectangle (cr, size, size, actor.width, actor.height, border_radius);
cr.fill ();
cr.restore ();
try {
var texture = new Cogl.Texture2D.from_data (context, width, height, Cogl.PixelFormat.BGRA_8888_PRE,
surface.get_stride (), surface.get_data ());
@ -147,7 +154,7 @@ public class Gala.ShadowEffect : Clutter.Effect {
pipeline.set_color (alpha);
context.get_framebuffer ().draw_rectangle (pipeline, bounding_box.x1, bounding_box.y1 + shadow_size / 4, bounding_box.x2, bounding_box.y2 + shadow_size / 4);
context.get_framebuffer ().draw_rectangle (pipeline, bounding_box.x1, bounding_box.y1, bounding_box.x2, bounding_box.y2);
actor.continue_paint (context);
}